195963274 has 12 divisors (see below), whose sum is σ = 318295926. Its totient is φ = 90444432.

The previous prime is 195963269. The next prime is 195963281. The reversal of 195963274 is 472369591.

It is a happy number.

195963274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 151167025 + 44796249 = 12295^2 + 6693^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 289549 + ... + 290224.

Almost surely, 2^195963274 is an apocalyptic number.

195963274 is a deficient number, since it is larger than the sum of its proper divisors (122332652).

195963274 is a wasteful number, since it uses less digits than its factorization.

195963274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579801 (or 579788 counting only the distinct ones).

The product of its digits is 408240, while the sum is 46.

The square root of 195963274 is about 13998.6882956940. The cubic root of 195963274 is about 580.8422898885.

The spelling of 195963274 in words is "one hundred ninety-five million, nine hundred sixty-three thousand, two hundred seventy-four".